Yes. Restart your computer before going into the event. Read more to understand why.
No. You do need a Hopin account to claim your ticket, but without a ticket you won't be able to access the event. Read more to understand how it works.
Chrome is preferred, with Firefox also recommended. Find troubleshooting tips below.
Make sure your volume is up, only have one tab with Hopin audio open, try using headphones, check your to to see if you muted Hopin when attending a previous event, and if you change audio/camera settings or headphone connectivity you need to refresh your browser. Read more for full details.
Even though Hopin is cloud-based, if you're on a PC use Windows 10. Mac users should be okay. Read more for full operating system troubleshooting.